Issaquah, Washington-based Costco Wholesale Corporation is one of the largest membership warehouse club retailers in the United States, boasting a presence in numerous other countries such as Canada, China, France, and Japan. The company operates under a number of different subsidiaries and offers a diverse range of merchandise categories, including appliances, electronics, groceries, jewelry, and furniture. Additionally, the company provides a range of other services, such as same-day grocery delivery, and runs popular offerings such as optical centers, food courts, and hearing aid centers. Costco Wholesale Corporation also operates a successful e-commerce platform across numerous countries, having rebranded from its previous name of Costco Companies in August of 1999.